Delete SSAS Partitions with TMSL and PowerShell

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In: PowerShell, SSAS Tabular
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This post demonstrates how to delete SSAS partitions with TMSL and PowerShell. TMSL stands for Tabular Model Scripting Language, and it is used for working with SSAS Tabular databases programmatically at compatibility level 1200 (SQL Server 2016). Multidimensional models and previous versions of SQL Server all use Analysis Services Scripting Language (ASSL for XMLA). A common use for TMSL is automating the processing of tabular models using the SQL Agent, SSIS, PowerShell, or some other application. Another use could be deleting partitions used for development after deploying a model. That process goes like this: A partition is created for development purposes that contains a subset of theRead More →

Select columns from multiple CSV files

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In: Data Integration, PowerShell
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I recently encountered a scenario where I needed to use PowerShell to select columns from CSV files and output the results to a new set of files. This was necessary because an additional column was accidentally introduced to CSV files that were being loaded hourly with SSIS. When the additional column appeared, SSIS began to choke on the files, resulting in package failures. The hourly process actually continued working, but a couple dozen CSV source files needed to be modified before they could be loaded into the data warehouse. The diagram above shows the required modification. PowerShell to the Rescue PowerShell is my favorite Business Intelligence tool that isRead More →